div {
    height: auto;
    word-break: break-all;
}
.mask{
    position: fixed;
    z-index: 8500;
    filter: alpha(opacity = 85);
    background: #666;
    opacity: 0.65;
    -moz-opacity: 0.65;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
}
.popup_dialog_box{
    margin:0 auto;
    position: relative;
    height: auto;
    top:20%;
}
.dialog_tip{
    color: white;
    font-size: 15px;
    margin-top: 40px;
    text-align: center;
}
.popup_dialog{
    background-color: rgba(0,0,0,0.5);
    width: 300px;
    position: fixed;
    top: 20%;
    z-index: 8700;
    border-radius: 10px;
}
.popup_btn{
    margin-top:43%;
    color: #fff;
    background-color: #337ab7;
    border-color: #2e6da4;
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 0;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.42857143;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-image: none;
    border: 1px solid transparent;
    border-radius: 4px;
}
.popup_can_btn{
    margin-left: 25%;
}
.popup_con_btn{
    margin-left:10% ;
}